Asian Grass Frog/Common Pond Frog/Field Frog/Grass Frog/Indian Rice Frog vs European otter

Fejervarya limnocharis compared with Lutra lutra

Key Differences

• Asian Grass Frog/Common Pond Frog/Field Frog/Grass Frog/Indian Rice Frog is Least Concern while European otter is Vulnerable.

Taxonomic Classification

Rank	Asian Grass Frog/Common Pond Frog/Field Frog/Grass Frog/Indian Rice Frog	European otter
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Amphibia (两栖动物)	Mammalia (哺乳動物)
Order	Anura (无尾目)	Carnivora (食肉目)
Family	Dicroglossidae	Mustelidae (Weasels & Otters)
Genus	Fejervarya	Lutra (Otters)
Species	Fejervarya limnocharis	Lutra lutra

Evolutionary Relationship

Asian Grass Frog/Common Pond Frog/Field Frog/Grass Frog/Indian Rice Frog and European otter share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

Asian Grass Frog/Common Pond Frog/Field Frog/Grass Frog/Indian Rice Frog

LC — Least Concern

European otter

VU — Vulnerable

Trend: Stable →

Physical Characteristics

Attribute	Asian Grass Frog/Common Pond Frog/Field Frog/Grass Frog/Indian Rice Frog	European otter
Diet	—	Carnivore
Average Lifespan	—	10 years
Average Length	—	1.0 m
Average Weight	—	10.0 kg

Habitat & Geographic Range

Asian Grass Frog/Common Pond Frog/Field Frog/Grass Frog/Indian Rice Frog

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Brunei and Taiwan.

European otter

Habitat

Typically found in diverse ecosystems where prey species are available.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Asian Grass Frog/Common Pond Frog/Field Frog/Grass Frog/Indian Rice Frog

The Asian Grass Frog/Common Pond Frog/Field Frog/Grass Frog/Indian Rice Frog (Fejervarya limnocharis) is a species in the genus Fejervarya. It is currently classified as Least Concern on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations. Distributed across Brunei and Taiwan.

European otter

欧洲水獭（Lutra lutra）是一种纤细的半水生鼬科动物，分布于欧洲和亚洲的清洁河流、溪流和海岸线。欧洲水獭体长可达1.3米，是技术娴熟的捕鱼者，利用敏感的胡须探测猎物的动向。它们需要鱼类丰富的清洁水域，是淡水生态系统健康状况的指示物种。曾因狩猎和污染在西欧几近灭绝，随着水质改善，种群数量已显著恢复。